Related by context. Frequent words. (Click for all words.) 53 empirical 53 observations 48 naturalistic 48 epidemiologic studies 48 observation 48 epidemiologic 47 observational studies 47 anthropological 46 anecdotal 46 epidemiological 45 deductive 45 spectroscopic 45 experimental 44 scientific 44 mathematical modeling 44 meta analyzes 43 longitudinal studies 43 observational study 43 randomized trials 43 Observations 42 meta analysis 42 XMM Newton 42 extrapolation 42 reanalysis 42 methodological 42 astrophysical 42 WMAP 42 statistical analysis 41 Bayesian 41 randomized clinical trials 41 compositional 41 sociological 41 randomized controlled trials 41 analytical 41 longitudinal 40 naturalism 40 intuition 40 impressionistic 40 epidemiological studies 40 econometric 40 scientific rigor 39 deductive reasoning 39 optical telescopes 39 NHANES 39 cosmological 39 quantitative 39 evolutionary psychology 39 mechanistic 39 theoretical 39 computer simulations 39 peer reviewed literature 39 randomized controlled trial 39 storytelling 39 observable 39 proteomic 38 textual 38 neuroimaging 38 extrapolations 38 cosmology 38 predictive 38 NASA Chandra 38 linear regression 38 RCTs 38 probabilistic 38 improvisation 38 cognitive behavioral 37 GWAS 37 psychoanalytic 37 longitudinal study 37 factual 37 cognitive psychology 37 laboratory experiments 37 hypothesis 37 visual 37 evaluative 37 Spitzer Space Telescope 37 correlative 37 telescopes 37 biophysical 37 post hoc 37 empiricism 37 prognostic 37 experiments 37 scientifically valid 37 performative 37 dataset 37 epistemological 37 ethnographic 36 hypotheses 36 oceanographic 36 causal 36 causality 36 climatology 36 Empirical 36 multicenter 36 analytic 36 measurements 36 discursive 36 diurnal 36 NASA Cassini spacecraft 36 computational methods